What is the difference between chemoreceptors, photoreceptors, thermoreceptors, and mechanoreceptors

What does all of the organ system in a human form

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration